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Astartella nasuta
Taxonomy
Astartella nasuta was named by Girty (1909).
Synonymy list
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Astartella nasuta Girty 1909
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 10 | 4.24 | 2.50 | 5.10 | 4.45 | 0.743 | |
| valve height | 7 | 9.74 | 5.80 | 16.6 | 10.2 | 3.67 |
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| Source: superf = superfamily | |||||
| Reference: Sanchez Roig 1926 | |||||
Age range: base of the Asselian to the top of the Wuchiapingian or 298.90000 to 254.17000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian - Sakmarian | Peru (Ayacucho) | Astartella nasuta (41371) | |
| Artinskian | Peru (Amazonas) | Astartella nasuta (41340) | |
| Roadian | USA (Texas) | Astartella nasuta (108822 108862) | |
| Wuchiapingian | China (Hunan) | Astartella nasuta (107820 107824 107826 121731) | |
| Wuchiapingian | China (Qinghai) | Astartella nasuta (112864) |